161720154

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{219133}}^1$

素因数の和:219182

約数の個数: 24

約数和(自身を含む): 358941492

約数和(自身を除く): 197221338

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 219133, 438266, 657399, 1314798, 1972197, 3944394, 8984453, 17968906, 26953359, 53906718, 80860077, 161720154]

約数ペア:

[(1, 161720154), (2, 80860077), (3, 53906718), (6, 26953359), (9, 17968906), (18, 8984453), (41, 3944394), (82, 1972197), (123, 1314798), (246, 657399), (369, 438266), (738, 219133)]